Tertiary Hyperparathyroidism — RACP Paediatrics MCQ

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HardNephrologyTertiary HyperparathyroidismRACP Paediatrics

ESRD on dialysis: PTH 8x ULN despite phosphate binders and calcitriol. Complication?

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Correct answer: D — Tertiary hyperparathyroidism (autonomous PTH)

Prolonged stimulation → autonomous PTH secretion even when Ca/PO4/VitD corrected.

Reference: RCH Melbourne – 2024